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73 lines
2.4 KiB
73 lines
2.4 KiB
; RUN: opt %loadPolly -polly-scops -analyze < %s | FileCheck %s
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;
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; CHECK: Context:
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; CHECK-NEXT: [N] -> { : -2147483648 <= N <= 2147483647 }
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; CHECK-NEXT: Assumed Context:
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; CHECK-NEXT: [N] -> { : }
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; CHECK-NEXT: Invalid Context:
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; CHECK-NEXT: [N] -> { : N >= 514 }
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;
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; CHECK: Statements {
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; CHECK-NEXT: Stmt_if_end
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; CHECK-NEXT: Domain :=
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; CHECK-NEXT: [N] -> { Stmt_if_end[i0] : 0 <= i0 < N };
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; CHECK-NEXT: Schedule :=
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; CHECK-NEXT: [N] -> { Stmt_if_end[i0] -> [i0] };
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; CHECK-NEXT: ReadAccess := [Reduction Type: +] [Scalar: 0]
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; CHECK-NEXT: [N] -> { Stmt_if_end[i0] -> MemRef_A[i0] };
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; CHECK-NEXT: MustWriteAccess := [Reduction Type: +] [Scalar: 0]
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; CHECK-NEXT: [N] -> { Stmt_if_end[i0] -> MemRef_A[i0] };
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; CHECK-NEXT: }
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;
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; void f();
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; void g(int *A, int N) {
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; for (int i = 0; i < N; i++) {
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; if (i > 512) {
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; f();
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; A[i]++;
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; }
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; A[i]++;
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; }
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; }
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;
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target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
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define void @g(i32* %A, i32 %N) {
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entry:
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%tmp = sext i32 %N to i64
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br label %for.cond
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for.cond: ; preds = %for.inc, %entry
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%indvars.iv = phi i64 [ %indvars.iv.next, %for.inc ], [ 0, %entry ]
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%cmp = icmp slt i64 %indvars.iv, %tmp
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br i1 %cmp, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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%cmp1 = icmp sgt i64 %indvars.iv, 512
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br i1 %cmp1, label %if.then, label %if.end
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if.then: ; preds = %for.body
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call void (...) @f() #2
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%arrayidx2 = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
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%tmp12 = load i32, i32* %arrayidx2, align 4
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%inc2 = add nsw i32 %tmp12, 1
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store i32 %inc2, i32* %arrayidx2, align 4
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br label %if.end
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if.end: ; preds = %if.then, %for.body
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%arrayidx = getelementptr inbounds i32, i32* %A, i64 %indvars.iv
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%tmp1 = load i32, i32* %arrayidx, align 4
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%inc = add nsw i32 %tmp1, 1
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store i32 %inc, i32* %arrayidx, align 4
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br label %for.inc
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for.inc: ; preds = %if.end
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%indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
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br label %for.cond
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for.end: ; preds = %for.cond
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ret void
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}
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declare void @f(...)
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